+/// The TTEntry is the 128 bit transposition table entry, defined as below:
+///
+/// key: 32 bit
+/// move: 16 bit
+/// bound type: 8 bit
+/// generation: 8 bit
+/// value: 16 bit
+/// depth: 16 bit
+/// static value: 16 bit
+
+struct TTEntry {
+
+ void save(uint32_t k, Value v, Bound b, Depth d, Move m, int g, Value ev) {
+
+ key32 = (uint32_t)k;
+ move16 = (uint16_t)m;
+ bound8 = (uint8_t)b;
+ generation8 = (uint8_t)g;
+ value16 = (int16_t)v;
+ depth16 = (int16_t)d;
+ evalValue = (int16_t)ev;
+ }
+ void set_generation(uint8_t g) { generation8 = g; }
+
+ uint32_t key() const { return key32; }
+ Depth depth() const { return (Depth)depth16; }
+ Move move() const { return (Move)move16; }
+ Value value() const { return (Value)value16; }
+ Bound bound() const { return (Bound)bound8; }
+ int generation() const { return (int)generation8; }
+ Value eval_value() const { return (Value)evalValue; }